is up to you. call and find out about an aarp medicare supplement insurance plan, insured by unitedhealthcare insurance company. like all standardized medicare supplement plans, it could save you thousands in out-of-pocket costs. call now to request your free decision guide. i've been with my doctor for 12 years. now i know i'll be able to stick with him. you'll be able to visit any doctor or hospital that accepts medicare patients. plus, there are no networks, and you never need a referral. see why millions of people have already enrolled in the only medicare supplement insurance plans endorsed by aarp. don't wait. call now. >>> this morning, digging out and cleaning up. >> millions across the midwest, waking up to a whiteout, smacked by one of the biggest december snowmakers ever. meanwhile, in the south, tornado damage stretches from louisiana to florida. and the threat is not over just yet. >>> american hero. the navy s.e.a.l. from smalltown america, paying with his life to rescue a doctor in afghanistan. >>> cancer killer.